Join in the ultimate search for the most amazing animals on the planet. From the Great White Shark that can consume 20 pounds of flesh in just one bite, to the tiny fire ant with its poisonous venom, see what unique abilities these predators use to stay on top of the food chain. "Ultimate Animal Countdown" takes the world’s most astounding animal behavior and packages it into one incredible series. Ranging from the potent and powerful, to the awful and outlandishly extreme, these creatures are always amazing, often surprising, and never predictable. (Source: National Geographic Channel)